农业的

About the agriculture, besides the study of the growth in population and land, the key study is about grain, the double-harvest rice and the multiple cropping of rice and wheat.

对于农业的研究，除了研究人口增长与土地开发之外，重点研究了粮食亩产量，并以此为中心研究了双季稻以及稻麦复种等问题。

Due to overprotect agriculture,to make Doha round a scene of devastation meets the eye everywhere.

由于对农业的过分保护，已使得多哈回合谈判满目苍夷。

Due to overprotect agriculture,negotiation is broken

由于对农业的过分保护，已使得多哈回合谈判满目苍夷。

It has important significance for theory development and practice of high-yield agriculture to study in advance the control mechanism of phloem loading and unloading.

深入研究韧皮部装载和卸出调控机制，对高产农业的理论发展和生产实践都有重要意义。

Scientific farming is the key to the further development of agriculture .

科学种田是进一步发展农业的关键。

This signalled the start of agriculture.

这标志着农业的出现。

Subsistence farming may, indeed, yield only $200-300 per hectare but paying that sum to the locals will not give them shops in which to buy food.

温饱农业的产值可能每公顷的确只有200至300美元，但是把这些钱给当地人还不够给他们开食品店买食品。

To learn more about the origins of agriculture in China, we will have to talk from the matriarchal society.

要了解中国农业的起源，我们就不得不从母系氏族社会讲起。

Peanut or rice wereplanted in the large-scale weighing Lysimeter,pit plots,and standard runoff plots,wherehigh,moderate,and low soil moisture levels were designed as 3 treatments,assemblingwith some instruments such as time domain reflectometry,portable photosynthesis system,dew point microvoltmeter,and porometer.

季节性干旱缺水严重制约着我国红壤区农业的持续发展。1999～2000年在中国科学院红壤生态实验站，利用大型称重式蒸渗仪、测坑小区和径流小区，配合时域反射仪、光合蒸腾仪、水势仪及动态气孔阻力计等仪器，设计高、中、低3种土壤水分处理，进行了花生和早晚稻试验。

The main reason lies in: with respect to the social remold and technological remold of agriculture, there is great gap between France and Britain.

主要原因在于，在农业的社会改造方面和技术改造方面，法国与英国有很大差距。

According to the clear water experiment, aeration performance of the new equipment is good with high total oxygen transfer coefficient and oxygen utilization ratio.

曝气设备的动力效率在叶轮转速为120rpm～150rpm时取得最大值，此时氧利用率和充氧能力也具有较高值。

The environmental stability of that world - including its crushing pressures and icy darkness - means that some of its most famous inhabitants have survived for eons as evolutionary throwbacks, their bodies undergoing little change.

稳定的海底环境─包括能把人压扁的压力和冰冷的黑暗─意谓海底某些最知名的栖居生物已以演化返祖的样态活了万世，形体几无变化。